   "See http://stixproject.github.io/data-model/1.2/campaign/CampaignType/"
   (merge
    m/GenericStixIdentifiers
-   {:timestamp Time
+   {:timestamp m/Time
     (s/optional-key :version) s/Str
     (s/optional-key :names) [s/Str]
     (s/optional-key :intended_effect) [m/IntendedEffect]

  "A feedback record at rest in the storage service"
  (merge Indicator
         {:owner s/Str
          :created Time
          :timestamp Time}))


;; Incident

                                       m/OpenIOCSpecification)]

    ;; Extension fields:
    (s/optional-key :expires) m/Time
    :producer s/Str

    ;; Not provided: handling
